424 lines
15 KiB
Python
424 lines
15 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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"""
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openslides.motion.views
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~~~~~~~~~~~~~~~~~~~~~~~
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Views for the motion app.
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:copyright: 2011, 2012 by the OpenSlides team, see AUTHORS.
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:license: GNU GPL, see LICENSE for more details.
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"""
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from reportlab.platypus import Paragraph
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from django.core.urlresolvers import reverse
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from django.contrib import messages
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from django.db import transaction
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from django.db.models import Model
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from django.utils.translation import ugettext as _, ugettext_lazy, ugettext_noop
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from django.views.generic.detail import SingleObjectMixin
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from django.http import Http404
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from openslides.utils.pdf import stylesheet
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from openslides.utils.views import (
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TemplateView, RedirectView, UpdateView, CreateView, DeleteView, PDFView,
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DetailView, ListView, FormView, QuestionMixin, SingleObjectMixin)
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from openslides.utils.template import Tab
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from openslides.utils.utils import html_strong
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from openslides.poll.views import PollFormView
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from openslides.projector.api import get_active_slide
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from openslides.projector.projector import Widget, SLIDE
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from openslides.config.models import config
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from openslides.agenda.models import Item
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from .models import Motion, MotionSubmitter, MotionSupporter, MotionPoll, MotionVersion
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from .forms import (BaseMotionForm, MotionSubmitterMixin, MotionSupporterMixin,
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MotionCreateNewVersionMixin, ConfigForm)
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from .workflow import WorkflowError
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class MotionListView(ListView):
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"""
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List all motion.
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"""
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permission_required = 'motion.can_see_motion'
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model = Motion
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motion_list = MotionListView.as_view()
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class GetVersionMixin(object):
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def get_object(self):
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object = super(GetVersionMixin, self).get_object()
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version_number = self.kwargs.get('version_number', None)
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if version_number is not None:
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try:
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object.version = int(version_number)
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except MotionVersion.DoesNotExist:
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raise Http404('Version %s not found' % version_number)
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return object
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class MotionDetailView(GetVersionMixin, DetailView):
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"""
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Show the details of one motion.
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"""
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permission_required = 'motion.can_see_motion'
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model = Motion
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template_name = 'motion/motion_detail.html'
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def get_context_data(self, **kwargs):
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context = super(MotionDetailView, self).get_context_data(**kwargs)
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context['allowed_actions'] = self.object.get_allowed_actions(self.request.user)
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return context
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motion_detail = MotionDetailView.as_view()
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class MotionMixin(object):
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"""
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Mixin to add save the version-data to the motion-object
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"""
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def manipulate_object(self, form):
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super(MotionMixin, self).manipulate_object(form)
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for attr in ['title', 'text', 'reason']:
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setattr(self.object, attr, form.cleaned_data[attr])
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try:
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if form.cleaned_data['new_version']:
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self.object.new_version
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except KeyError:
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pass
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def post_save(self, form):
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super(MotionMixin, self).post_save(form)
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# TODO: only delete and save neccessary submitters and supporter
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if 'submitter' in form.cleaned_data:
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self.object.submitter.all().delete()
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MotionSubmitter.objects.bulk_create(
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[MotionSubmitter(motion=self.object, person=person)
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for person in form.cleaned_data['submitter']])
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if 'supporter' in form.cleaned_data:
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self.object.supporter.all().delete()
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MotionSupporter.objects.bulk_create(
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[MotionSupporter(motion=self.object, person=person)
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for person in form.cleaned_data['supporter']])
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def get_form_class(self):
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form_classes = [BaseMotionForm]
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if self.request.user.has_perm('motion.can_manage_motion'):
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form_classes.append(MotionSubmitterMixin)
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if config['motion_min_supporters'] > 0:
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form_classes.append(MotionSupporterMixin)
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if config['motion_create_new_version'] == 'ASK_USER':
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form_classes.append(MotionCreateNewVersionMixin)
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return type('MotionForm', tuple(form_classes), {})
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class MotionCreateView(MotionMixin, CreateView):
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"""
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Create a motion.
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"""
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permission_required = 'motion.can_create_motion'
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model = Motion
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def form_valid(self, form):
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value = super(MotionCreateView, self).form_valid(form)
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self.object.write_log(ugettext_noop('Motion created'), self.request.user)
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return value
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motion_create = MotionCreateView.as_view()
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class MotionUpdateView(MotionMixin, UpdateView):
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"""
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Update a motion.
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"""
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model = Motion
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def has_permission(self, request, *args, **kwargs):
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return self.get_object().get_allowed_actions(request.user)['edit']
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def form_valid(self, form):
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value = super(MotionUpdateView, self).form_valid(form)
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self.object.write_log(ugettext_noop('Motion updated'), self.request.user)
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return value
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motion_edit = MotionUpdateView.as_view()
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class MotionDeleteView(DeleteView):
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"""
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Delete one Motion.
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"""
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model = Motion
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success_url_name = 'motion_list'
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def has_permission(self, request, *args, **kwargs):
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return self.get_object().get_allowed_actions(request.user)['delete']
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motion_delete = MotionDeleteView.as_view()
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class VersionPermitView(GetVersionMixin, SingleObjectMixin, QuestionMixin, RedirectView):
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model = Motion
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question_url_name = 'motion_version_detail'
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success_url_name = 'motion_version_detail'
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def get(self, *args, **kwargs):
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self.object = self.get_object()
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return super(VersionPermitView, self).get(*args, **kwargs)
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def get_url_name_args(self):
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return [self.object.pk, self.object.version.version_number]
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def get_question(self):
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return _('Are you sure you want permit Version %s?') % self.object.version.version_number
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def case_yes(self):
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self.object.activate_version(self.object.version)
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self.object.save()
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version_permit = VersionPermitView.as_view()
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class VersionRejectView(GetVersionMixin, SingleObjectMixin, QuestionMixin, RedirectView):
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model = Motion
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question_url_name = 'motion_version_detail'
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success_url_name = 'motion_version_detail'
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def get(self, *args, **kwargs):
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self.object = self.get_object()
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return super(VersionRejectView, self).get(*args, **kwargs)
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def get_url_name_args(self):
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return [self.object.pk, self.object.version.version_number]
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def get_question(self):
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return _('Are you sure you want reject Version %s?') % self.object.version.version_number
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def case_yes(self):
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self.object.reject_version(self.object.version)
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self.object.save()
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version_reject = VersionRejectView.as_view()
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class SupportView(SingleObjectMixin, QuestionMixin, RedirectView):
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"""
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Classed based view to support or unsupport a motion. Use
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support=True or support=False in urls.py
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"""
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permission_required = 'motion.can_support_motion'
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model = Motion
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support = True
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def get(self, request, *args, **kwargs):
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self.object = self.get_object()
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return super(SupportView, self).get(request, *args, **kwargs)
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def check_permission(self, request):
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"""
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Checks whether request.user can support or unsupport the motion.
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Returns True or False.
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"""
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allowed_actions = self.object.get_allowed_actions(request.user)
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if self.support and not allowed_actions['support']:
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messages.error(request, _('You can not support this motion.'))
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return False
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elif not self.support and not allowed_actions['unsupport']:
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messages.error(request, _('You can not unsupport this motion.'))
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return False
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else:
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return True
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def pre_redirect(self, request, *args, **kwargs):
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if self.check_permission(request):
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super(SupportView, self).pre_redirect(request, *args, **kwargs)
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def get_question(self):
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if self.support:
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return _('Do you really want to support this motion?')
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else:
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return _('Do you really want to unsupport this motion?')
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def case_yes(self):
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if self.check_permission(self.request):
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user = self.request.user
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if self.support:
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self.object.support(person=user)
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self.object.write_log(ugettext_noop("Supporter: +%s") % user, user)
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else:
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self.object.unsupport(person=user)
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self.object.write_log(ugettext_noop("Supporter: -%s") % user, user)
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def get_success_message(self):
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if self.support:
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return _("You have supported this motion successfully.")
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else:
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return _("You have unsupported this motion successfully.")
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def get_redirect_url(self, **kwargs):
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return self.object.get_absolute_url()
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motion_support = SupportView.as_view(support=True)
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motion_unsupport = SupportView.as_view(support=False)
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class PollCreateView(SingleObjectMixin, RedirectView):
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permission_required = 'motion.can_manage_motion'
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model = Motion
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def get(self, request, *args, **kwargs):
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self.object = self.get_object()
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return super(PollCreateView, self).get(request, *args, **kwargs)
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def pre_redirect(self, request, *args, **kwargs):
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self.poll = self.object.create_poll()
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self.object.write_log(ugettext_noop("Poll created"), user)
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messages.success(request, _("New vote was successfully created."))
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def get_redirect_url(self, **kwargs):
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return reverse('motion_poll_edit', args=[self.object.pk, self.poll.poll_number])
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poll_create = PollCreateView.as_view()
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class PollMixin(object):
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permission_required = 'motion.can_manage_motion'
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success_url_name = 'motion_detail'
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def get_object(self):
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return MotionPoll.objects.filter(
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motion=self.kwargs['pk'],
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poll_number=self.kwargs['poll_number']).get()
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def get_url_name_args(self):
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return [self.object.motion.pk]
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class PollUpdateView(PollMixin, PollFormView):
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poll_class = MotionPoll
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template_name = 'motion/poll_form.html'
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def get_context_data(self, **kwargs):
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context = super(PollUpdateView, self).get_context_data(**kwargs)
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context.update({
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'motion': self.poll.motion})
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return context
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def form_valid(self, form):
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value = super(PollUpdateView, self).form_valid(form)
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self.object.write_log(ugettext_noop('Poll updated'), self.request.user)
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return value
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poll_edit = PollUpdateView.as_view()
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class PollDeleteView(PollMixin, DeleteView):
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model = MotionPoll
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def case_yes(self):
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super(PollDeleteView, self).case_yes()
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self.object.write_log(ugettext_noop('Poll deleted'), self.request.user)
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poll_delete = PollDeleteView.as_view()
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class MotionSetStateView(SingleObjectMixin, RedirectView):
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permission_required = 'motion.can_manage_motion'
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url_name = 'motion_detail'
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model = Motion
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reset = False
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def pre_redirect(self, request, *args, **kwargs):
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self.object = self.get_object()
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try:
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if self.reset:
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self.object.reset_state()
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else:
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self.object.state = kwargs['state']
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except WorkflowError, e:
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messages.error(request, e)
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else:
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self.object.save()
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# TODO: the state is not translated
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self.object.write_log(ugettext_noop('Changed state to %s') %
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self.object.state.name, self.request.user)
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messages.success(request, _('Motion status was set to: %s.'
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% html_strong(self.object.state)))
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def get_url_name_args(self):
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return [self.object.pk]
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set_state = MotionSetStateView.as_view()
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reset_state = MotionSetStateView.as_view(reset=True)
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class CreateAgendaItemView(SingleObjectMixin, RedirectView):
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permission_required = 'agenda.can_manage_agenda'
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url_name = 'item_overview'
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model = Motion
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def get(self, request, *args, **kwargs):
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self.object = self.get_object()
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return super(CreateAgendaItemView, self).get(request, *args, **kwargs)
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def pre_redirect(self, request, *args, **kwargs):
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self.item = Item.objects.create(related_sid=self.object.sid)
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self.object.write_log(ugettext_noop('Created Agenda Item'), self.request.user)
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create_agenda_item = CreateAgendaItemView.as_view()
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class Config(FormView):
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permission_required = 'config.can_manage_config'
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form_class = ConfigForm
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template_name = 'motion/config.html'
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success_url_name = 'config_motion'
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def get_initial(self):
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return {
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'motion_min_supporters': config['motion_min_supporters'],
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'motion_preamble': config['motion_preamble'],
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'motion_pdf_ballot_papers_selection': config['motion_pdf_ballot_papers_selection'],
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'motion_pdf_ballot_papers_number': config['motion_pdf_ballot_papers_number'],
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'motion_pdf_title': config['motion_pdf_title'],
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'motion_pdf_preamble': config['motion_pdf_preamble'],
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'motion_create_new_version': config['motion_create_new_version'],
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'motion_workflow': config['motion_workflow'],
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}
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def form_valid(self, form):
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config['motion_min_supporters'] = form.cleaned_data['motion_min_supporters']
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config['motion_preamble'] = form.cleaned_data['motion_preamble']
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config['motion_pdf_ballot_papers_selection'] = form.cleaned_data['motion_pdf_ballot_papers_selection']
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config['motion_pdf_ballot_papers_number'] = form.cleaned_data['motion_pdf_ballot_papers_number']
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config['motion_pdf_title'] = form.cleaned_data['motion_pdf_title']
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config['motion_pdf_preamble'] = form.cleaned_data['motion_pdf_preamble']
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config['motion_create_new_version'] = form.cleaned_data['motion_create_new_version']
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config['motion_workflow'] = form.cleaned_data['motion_workflow']
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messages.success(self.request, _('Motion settings successfully saved.'))
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return super(Config, self).form_valid(form)
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def register_tab(request):
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"""
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Register the projector tab.
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"""
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selected = request.path.startswith('/motion/')
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return Tab(
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title=_('Motions'),
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url=reverse('motion_list'),
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permission=request.user.has_perm('motion.can_see_motion'),
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selected=selected,
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)
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def get_widgets(request):
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return [Widget(
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name='motions',
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display_name=_('Motions'),
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template='motion/widget.html',
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context={'motions': Motion.objects.all()},
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permission_required='projector.can_manage_projector')]
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